Revert "check 0.9.9"

This reverts commit 16a176cfe4c457eb6a76ee54e6372689e24a0781.

Does not compile with clang or llvm.

Closes #17494.
vim 7.3.798

Closes #17497.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
lftp 4.4.2

Closes #17505.
potrace: also install headers

Closes #17488.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
rethinkdb: fix the installation path

Some lines in the previous rethinkdb pull request were re-ordered, but
one of the essential lines was removed.

Closes #17486.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
play 2.1-RC4

Closes #17499.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
freetds: Use :optional

Closes #17496.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>